<template>
  <div class="app-container">
    <div class="block">
      <span class="demonstration">品牌类型</span>
      <el-cascader
        v-model="value"
        :options="typeList"
        :props="{label:'typeName',value:'typeId'}"
      ></el-cascader>
    </div>
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="品牌名称" prop="brandName">
        <el-input
          v-model="queryParams.brandName"
          placeholder="请输入品牌名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="品牌介绍" prop="brandDescription">
        <el-input
          v-model="queryParams.brandDescription"
          placeholder="请输入品牌介绍"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:brand:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:brand:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:brand:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:brand:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="brandList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="品牌id" align="center" prop="brandId" />
      <el-table-column label="品牌名称" align="center" >
        <template slot-scope="scope">
          <span v-if="scope.row.status === 1">{{scope.row.brandName}}</span>
          <span v-if="scope.row.status === 0"></span>
          <image-preview :src="scope.row.status" width="50px" height="50px"></image-preview>
        </template>
      </el-table-column>
      <el-table-column label="品牌介绍" align="center" prop="brandDescription" />
      <el-table-column label="品牌logo" align="center">
        <template slot-scope="scope">
          <image-preview :src="scope.row.brandLogo" width="50px" height="50px"></image-preview>
        </template>
      </el-table-column>
      <el-table-column label="品牌排序" align="center" prop="brandSort" />
      <el-table-column label="状态" align="center" prop="status" />
      <el-table-column label="状态" align="center">
        <template slot-scope="scope">
          <el-switch
            v-model="scope.row.status1"
            active-color="#13ce66"
            inactive-color="#ff4949"
            @change="elSwitch(scope.row)">
          </el-switch>
        </template>

      </el-table-column>
      <el-table-column label="0是删除，1是没删" align="center" prop="isDelete" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:brand:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:brand:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改品牌对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="品牌名称" prop="brandName">
          <el-input v-model="form.brandName" placeholder="请输入品牌名称" />
        </el-form-item>
        <el-form-item label="品牌类型">
          <div class="block">
            <span class="demonstration">品牌类型</span>
            <el-cascader
              v-model="typeValue"
              :options="typeList"
              :props="{label:'typeName',value:'typeId'}"
            ></el-cascader>
          </div>
        </el-form-item>
        <el-form-item label="品牌介绍" prop="brandDescription">
          <el-input v-model="form.brandDescription" placeholder="请输入品牌介绍" />
        </el-form-item>
        <el-form-item label="品牌logo" prop="brandLogo">
          <el-upload
            class="avatar-uploader"
            action="/dev-api/product/brand/uploadLogo"
            :show-file-list="false"
            :on-success="handleAvatarSuccess">
            <img v-if="form.brandLogo" :src="form.brandLogo" class="avatar">
            <i v-else class="el-icon-plus avatar-uploader-icon"></i>
          </el-upload>
        </el-form-item>
        <el-form-item label="品牌排序" prop="brandSort">
          <el-input v-model="form.brandSort" placeholder="请输入品牌排序" />
        </el-form-item>
        <el-form-item label="0是删除，1是没删" prop="isDelete">
          <el-input v-model="form.isDelete" placeholder="请输入0是删除，1是没删" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listBrand, getBrand, delBrand, addBrand, updateBrand, elSwitch } from "@/api/product/brand";
import {listType} from "@/api/product/type";

export default {
  name: "Brand",
  data() {
    return {
      value: [],
      typeValue: [],
      // 类型表格数据
      typeList: [],
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 品牌表格数据
      brandList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        brandName: null,
        brandDescription: null,
        typeId: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        brandName: [
          { required: true, message: "品牌名称不能为空", trigger: "blur" }
        ],
        brandDescription: [
          { required: true, message: "品牌介绍不能为空", trigger: "blur" }
        ],
        brandLogo: [
          { required: true, message: "品牌logo不能为空", trigger: "blur" }
        ],
        brandSort: [
          { required: true, message: "品牌排序不能为空", trigger: "blur" }
        ],
        status: [
          { required: true, message: "状态不能为空", trigger: "blur" }
        ],
        isDelete: [
          { required: true, message: "0是删除，1是没删不能为空", trigger: "blur" }
        ]
      }
    };
  },
  created() {
    this.getList();
    this.getList1();
  },
  methods: {
    elSwitch(row) {
      elSwitch(row).then(resp => {
        this.getList()
      })
    },
    handleAvatarSuccess(res, file) {
      this.form.brandLogo = res
    },
    /** 查询类型列表 */
    getList1() {
      this.loading = true;
      listType(this.queryParams).then(response => {
        this.typeList = this.handleTree(response.data, "typeId", "parentId");
        this.loading = false;
      });
    },
    /** 查询品牌列表 */
    getList() {
      this.queryParams.typeId = this.value[2]
      this.loading = true;
      listBrand(this.queryParams).then(response => {
        for (let i = 0; i < response.rows.length; i++) {
          if (response.rows[i].status === 1) {
            response.rows[i].status1 = true
          }else {
            response.rows[i].status1 = false
          }
        }

        this.brandList = response.rows;
        this.total = response.total;
        this.loading = false;

      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        brandId: null,
        typeId: null,
        brandName: null,
        brandDescription: null,
        brandLogo: null,
        brandSort: null,
        status: 0,
        isDelete: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.brandId)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加品牌";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const brandId = row.brandId || this.ids
      getBrand(brandId).then(response => {
        this.form = response.data
        this.typeValue.push(Number(response.data.typeId))
        this.getTypeValue(this.typeList,Number(response.data.typeId))
        this.open = true;
        this.title = "修改品牌";
      });
    },

    getTypeValue(typeList,typeId) {
      typeList.forEach((type) => {
        if (type.children != null){
          this.getTypeValue(type.children,typeId )
        }
        if (this.typeValue[0] == type.typeId && type.parentId != 0){
          var typeIds = this.typeValue.toString()
          typeIds = type.parentId + "," + typeIds
          this.typeValue = typeIds.split(",")
        }
      })
    },
    /** 提交按钮 */
    submitForm() {
      this.form.typeId = this.typeValue[this.typeValue.length - 1];
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.brandId != null) {
            updateBrand(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addBrand(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const brandIds = row.brandId || this.ids;
      this.$modal.confirm('是否确认删除品牌编号为"' + brandIds + '"的数据项？').then(function () {
        return delBrand(brandIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/brand/export', {
        ...this.queryParams
      }, `brand_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
<style>
.avatar-uploader .el-upload {
  border: 1px dashed #d9d9d9;
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.avatar-uploader .el-upload:hover {
  border-color: #409EFF;
}
.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 178px;
  height: 178px;
  line-height: 178px;
  text-align: center;
}
.avatar {
  width: 178px;
  height: 178px;
  display: block;
}
</style>
